Specifications:
1) Microcomputer controlled mainframe and detectors
2) 20 defense area mainframe, extendable 250 defense areas
3) Each defense area can be separately armed or disarmed
4) Mainframe inner code changeable
5) Smart detectors
6) Detectors can deploy remote switch with built in chargeable battery
7) Import sensors can be connected to alarm mainframe through a wireless
transmitter
8) Wireless distance: 1-10 km (unobstructed)
9) After adding a dialing module, it's possible to transfer a message
from wireless to fixed line and to dial out 7 telephone number groups
with internet system alarm